Biology
Match the items in column I with the closely related ones in column II.
| Column I | Column II |
|---|---|
| (i) Chlorofluocarbons (CFCs) | (a) Global warming |
| (ii) Flyash | (b) Biodegradable |
| (iii) Cow dung | (c) Nuclear radiation pollutant |
| (iv) CO2 and methane | (d) Acid rain |
| (v) Sulphur dioxide | (e) Industrial waste |
| (vi) Iodine - 131 | (f) Ozone depletion |
Pollution
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Answer
| Column I | Column II |
|---|---|
| (i) Chlorofluocarbons (CFCs) | (f) Ozone depletion |
| (ii) Flyash | (e) Industrial Waste |
| (iii) Cow dung | (b) Biodegradable |
| (iv) CO2 and methane | (a) Global Warming |
| (v) Sulphur dioxide | (d) Acid Rain |
| (vi) Iodine - 131 | (c) Nuclear Radiation Pollutant |
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Related Questions
Which of the following is a radioactive pollutant ?
- Iodine-131
- Iodine-113
- Iodine-313
- Cobalt-16
Name the following pollutants:
(i) A pollutant which is mainly responsible for causing acid rain.
(ii) Any two chemicals leading to the formation of ozone holes.
Fill in the blanks:
(i) Rubber particles and dust raised by running motor vehicles are examples of …………… pollutants.
(ii) Too frequent exposure to …………… in a medical diagnostic technique may damage chromosomes.
(iii) Thermal power plants give out a lot of …………… waste water.
(iv) Sewage is a liquid waste from ……………
Write the full forms of each :
(a) DDT
(b) ODF
(c) CFCs
(d) CNG
(e) LPG